Контрольный пример(6):
Описание программы № 7: Листинг(7):
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace WindowsFormsApplication7
{
public partial class Form1 : Form
{
string s1 = "admin";
string s2 = "admin";
string s3 = "12345";
string s4 = "12345";
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
this.Text = "Введите логин и пароль";
label1.Text = "Пользователь";
label2.Text = "Пароль";
textBox2.PasswordChar = '*';
}
private void button1_Click(object sender, EventArgs e)
{
string d1 = Convert.ToString(textBox1.Text);
string d2 = Convert.ToString(textBox2.Text);
if (((d1 == s1) && (d2 == s2)) || ((d1 == s3) && (d2 == s4)))
{
Form2 f2 = new Form2();
f2.Show();
MessageBox.Show("открыта 2 форма");
}
}
}
}
Контрольный пример(7):
Описание программы № 8: Листинг(8):
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Data.OleDb;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace WindowsFormsApplication6
{
public partial class Form1 : Form
{
public Form1()
{
InitializeComponent();
}
private void Form1_Load(object sender, EventArgs e)
{
radioButton1.Text = "Муха села на варенье вот и все стихотворение";
radioButton2.Text = "Я памятник воздвиг себе не рукотворный...";
radioButton3.Text = "Зеленый";
radioButton4.Text = "Красный";
radioButton5.Text = "15 px";
radioButton6.Text = "18 px";
radioButton7.Text = "Times New Roman";
radioButton8.Text = "Arial";
}
private void radioButton1_CheckedChanged(object sender, EventArgs e)
{
label1.Text = radioButton1.Text;
}
private void radioButton2_CheckedChanged(object sender, EventArgs e)
{
label1.Text = radioButton2.Text;
}
private void radioButton3_CheckedChanged(object sender, EventArgs e)
{
label1.ForeColor = Color.Green;
}
private void radioButton4_CheckedChanged(object sender, EventArgs e)
{
label1.ForeColor = Color.Red;
}
private void radioButton5_CheckedChanged(object sender, EventArgs e)
{
label1.Font = new Font(label1.Font.Name, 15);
}
private void radioButton6_CheckedChanged(object sender, EventArgs e)
{
label1.Font = new Font(label1.Font.Name, 18);
}
private void radioButton7_CheckedChanged(object sender, EventArgs e)
{
this.label1.Font = new System.Drawing.Font("Times New Roman", 12F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
}
private void radioButton8_CheckedChanged(object sender, EventArgs e)
{
this.label1.Font = new System.Drawing.Font("Arial", 12F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
}
}
}